Use bazel to build echo_server example

docker-compose.yml

@@ -12,19 +12,12 @@ services:
     depends_on:
       - common
     image: grpcweb/prereqs
-  grpc-base:
-    build:
-      context: ./
-      dockerfile: ./net/grpc/gateway/docker/grpc_base/Dockerfile
-    depends_on:
-      - prereqs
-    image: grpcweb/grpc-base
   echo-server:
     build:
       context: ./
       dockerfile: ./net/grpc/gateway/docker/echo_server/Dockerfile
     depends_on:
-      - grpc-base
+      - prereqs
     image: grpcweb/echo-server
     ports:
       - "9090:9090"
@@ -55,17 +48,6 @@ services:
       - "8080:8080"
     links:
       - node-server
-  nginx:
-    build:
-      context: ./
-      dockerfile: ./net/grpc/gateway/docker/nginx/Dockerfile
-    depends_on:
-      - grpc-base
-    image: grpcweb/nginx
-    ports:
-      - "8080:8080"
-    links:
-      - echo-server
   grpcwebproxy:
     build:
       context: ./

net/grpc/gateway/docker/echo_server/Dockerfile

@@ -12,13 +12,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM grpcweb/grpc-base
+FROM grpcweb/prereqs
 
 WORKDIR /github/grpc-web
 
-RUN make echo_server
+RUN bazel build net/grpc/gateway/examples/echo:server
 
-WORKDIR /github/grpc-web/net/grpc/gateway/examples/echo
+WORKDIR /github/grpc-web/bazel-bin/net/grpc/gateway/examples/echo
 
 EXPOSE 9090
-CMD ["./echo_server"]
+CMD ["./server"]

net/grpc/gateway/docker/grpc_base/Dockerfile

@@ -1,23 +0,0 @@
-# Copyright 2018 Google LLC
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     https://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-FROM grpcweb/prereqs
-
-WORKDIR /github/grpc-web
-
-RUN cd third_party/grpc && \
-  make install
-
-RUN cd third_party/grpc/third_party/protobuf && \
-  make install

net/grpc/gateway/docker/nginx/Dockerfile

@@ -1,38 +0,0 @@
-# Copyright 2018 Google LLC
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     https://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-FROM grpcweb/grpc-base
-
-RUN apt-get -qq install -y \
-  cmake zip
-
-WORKDIR /github/grpc-web
-
-RUN cd third_party/grpc/third_party && \
-  ln -s ./abseil-cpp/absl absl
-
-RUN cd third_party/grpc/third_party/abseil-cpp && \
-  git remote update && \
-  git checkout df3ea78 -b 20200225.1 && \
-  cmake . && \
-  make && \
-  make install
-
-RUN cd ./net/grpc/gateway/examples/echo && \
-  sed -i 's/localhost:9090/echo-server:9090/g' nginx.conf
-
-RUN make standalone-proxy
-
-EXPOSE 8080
-CMD ["./gConnector_static/nginx.sh"]